Speek! is described as 'The first messenger that onymous and censorship-resistant by design. Speek! messenger encrypts all messages and is secure, private and decentralized' and is a instant messenger in the social & communications category. There are more than 50 alternatives to Speek! for a variety of platforms, including Android, Windows, Linux, iPhone and Mac apps. The best Speek! alternative is Signal, which is both free and Open Source. Other great apps like Speek! are Telegram, Element, Matrix and bitchat.
Protect your communication in transit and on your phone. Silence (formerly SMSSecure) is a full replacement for the default text messaging application: all messages are encrypted locally and messages to other Silence users are encrypted over the air.
White Noise aims to be the most secure private chat app on Nostr, with a focus on privacy and security. Under the hood, it uses the Messaging Layer Security (MLS) protocol to manage group communications in a highly secure way.
Plus Messenger is an messaging app that uses Telegram 's API. Plus Messenger has all of Telegram's features plus themes. Plus Messenger is free for android devices.
Kik is way more than just messaging. It’s the easiest way to connect with your friends, stay in the loop, and explore – all through chat. No phone numbers, just pick a username.
United States
Spreed is the worldwide unified web conferencing service offering integrated web and telephone conferencing. It is based on Flash Player. Free service includes 3 attendees and max 1.5h meetings. Single events or monthly service can be purchased.
Germany
EU
Radar is a private messenger with built-in Bitcoin payments over the Lightning Network. It is a fork of Signal and keeps Signal's end-to-end encryption. Radar is an independent project and is not affiliated with or endorsed by Signal Messenger, LLC.
United States
A true P2P phone application for voice and video calls. No Internet access needed, no registration, not advertisment or calling back "home". Scan each others QR-Code and call each other. This works in over local networks such as community and company networks or at...
Android keyboard for secure E2EE communication through the signal protocol in any messenger. Communicate securely and independent, regardless of the legal situation or whether messengers use E2EE.
Switzerland
Offers real-time chat with friends, supports group messaging, organizes contacts by favorites and categories, enables media sharing with GIFs and videos, provides customizable notifications, allows invite links, and is accessible on desktop or mobile for gaming sessions.
United States
Open source Jabber (XMPP) client with multi-account support, clean and simple interface. Being both free (as in freedom!) and ad-free, Xabber is designed to be the best Jabber client for Android .
United States
Technitium Mesh is a secure, anonymous, peer-to-peer (p2p), open source instant messenger designed to provide end-to-end encryption. Primary aim of developing this instant messenger is to provide privacy which is achieved using cryptography and anonymity using Tor network.
India
